private void button_LogIn_Click(object sender, EventArgs e) { String UserName = textBox_UserName.Text; String Passwd = textBox_Passwd.Text; if (UserName == Passwd) { Main_Menu main_menu = new Main_Menu(); main_menu.Show(); this.Hide(); } }
public int Login(String user, String password) { String load = "select password from passwords where username='******' "; int outint = 0; com.CommandText = load; try { cn.Open(); dr = com.ExecuteReader(); if (dr.HasRows) { while (dr.Read()) { //System.Windows.Forms.MessageBox.Show(dr[0].ToString()); if (dr[0].ToString() == password) { Main_Menu mm = new Main_Menu(); mm.Show(); outint++; } else { System.Windows.Forms.MessageBox.Show("Invalid Password!!! please re- enter!!", "Password Error"); } //listBox1.Items.Add(dr[0].ToString()); //listBox2.Items.Add(dr[1].ToString()); } } else { System.Windows.Forms.MessageBox.Show("Invalid Username & password combination please re-enter!!!", "Error"); //return false; } cn.Close(); } catch (Exception) { throw; } return(outint); }
public int Login(String user, String password) { String load = "select password,id from User_Password where user_name='" + user + "' "; int outint = 0; user_name = user; //cmd = con.CreateCommand(); try { con.Open(); cmd = con.CreateCommand(); cmd.CommandText = load; dr = cmd.ExecuteReader(); if (dr.HasRows) { while (dr.Read()) { if (dr[0].ToString() == password) { user_id = dr[1].ToString(); Main_Menu mm = new Main_Menu(); mm.Show(); outint++; } else { System.Windows.Forms.MessageBox.Show("Invalid Password!!! please re- enter!!", "Password Error"); } } } else { System.Windows.Forms.MessageBox.Show("Invalid Username & password combination please re-enter!!!", "Error"); } con.Close(); } catch (Exception e) { MessageBox.Show(e.Message); } return(outint); }